| Potters Bar to Belvedere Marittimo | 1,134.15 mi (1,825.23 km) |
| Potters Bar to Benevento | 1,016.53 mi (1,635.95 km) |
| Potters Bar to Bergamo | 610.54 mi (982.57 km) |
| Potters Bar to Bernalda | 1,118.09 mi (1,799.39 km) |
| Potters Bar to Bertinoro | 770.89 mi (1,240.63 km) |
| Potters Bar to Besana in Brianza | 597.52 mi (961.61 km) |
| Potters Bar to Besozzo | 569.89 mi (917.14 km) |
| Potters Bar to Biancavilla | 1,215.12 mi (1,955.55 km) |
| Potters Bar to Biassono | 600.37 mi (966.21 km) |
| Potters Bar to Bibbiano | 689.13 mi (1,109.05 km) |
| Potters Bar to Bibbiena | 783.44 mi (1,260.83 km) |
| Potters Bar to Biella | 566.19 mi (911.20 km) |
| Potters Bar to Bisceglie | 1,068.89 mi (1,720.22 km) |
| Potters Bar to Bisignano | 1,153.14 mi (1,855.80 km) |
| Potters Bar to Bitetto | 1,088.19 mi (1,751.27 km) |
